Question

1. Simplify:
(a) 7t - 9- 3t - 89​

Answer 1

Answer:

7t-9-3t-89

=7t-3t-9-89

=4t-98

Answer 2

Answer:

$\Large\boxed{4t-98}$

Step-by-step explanation:

GIVEN:

7t-9-3t-89

To solve this problem, first you have to isolate by the t from one side of the equation.

SOLUTIONS:

First, you have to solve with combined like terms. (group like terms or switch sides.)

$\displaystyle 7t-3t-9-89$

Then, you add or subtract the numbers from left to right.

Add similar elements to the numbers from left to right.

$\displaystyle 7-3=4$

Rewrite the whole problem down.

$\displaystyle 4t-9-89$

Solve. (Solution/Refine/Simplify.)

Subtract/add the numbers from left to right.

$\displaystyle -9-89=\boxed{-98}$

$\Large\boxed{4t-98}$

In conclusion, the correct answer is 4t-98.